package com.example.ai.repository;

import org.springframework.stereotype.Component;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@Component
public class InMemoryChatHistoryRepository implements ChatHistoryRepository{
    private final Map<String,List<String>> chatHistory=new HashMap<>();
    @Override
    public void save(String type, String chatId) {
        if(!chatHistory.containsKey( type)){
            chatHistory.put(type,new ArrayList<>());
        }
        List<String> chatIds = chatHistory.get(type);
        if (chatIds.contains(chatId)) {
            return;
        }
        chatIds.add(chatId);
    }

    @Override
    public List<String> getChatIds(String type) {

        return chatHistory.getOrDefault(type,new ArrayList<>());
    }
}
